Years ended June 30, 2011 and 2010
| 2011 | 2010 | |
| Reconciliation of net operating loss to net cash from operating activities | ||
| Operating loss | $(24,126,184) | $(22,276,081) |
| Adjustments to reconcile operating loss to net cash from operating activities: | ||
| Depreciation expense | 4,841,921 | 4,914,432 |
| Changes in assets and liabilities: | ||
| Receivables, net | $(2,193,974) | $(195,122) |
| Inventory and other current assets | $(14,388) | $(50,902) |
| Accounts payable and accrued liabilities | 574,790 | (433,076) |
| Accrued compensation and expenses | 360,623 | 257,015 |
| Other liabilities | (108,227) | (80,630) |
| Deferred revenue | 9,943 | 402,755 |
| Net cash from operating activities | $(20,655,496) | $(17,461,609) |